
const uint8 gamma_lut[64] = {
    0, 3, 6, 9, 12, 15, 19, 22, 
    25, 28, 31, 34, 38, 41, 44, 47, 
    50, 53, 57, 60, 63, 66, 69, 73, 
    76, 79, 82, 85, 88, 92, 95, 98, 
    101, 104, 107, 111, 114, 117, 120, 123, 
    126, 130, 133, 136, 139, 142, 146, 149, 
    152, 155, 158, 161, 165, 168, 171, 174, 
    177, 180, 184, 187, 190, 193, 196, 200, 
};

